Oops: general protection fault, probably for non-canonical address 0xdffffc0000000006: 0000 [#1] SMP KASAN PTI
KASAN: null-ptr-deref in range [0x0000000000000030-0x0000000000000037]
CPU: 1 UID: 0 PID: 18170 Comm: syz.0.3199 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:rose_transmit_link+0x32/0x740
Code: 56 41 55 41 54 53 48 83 ec 18 48 89 f5 49 89 fc 49 be 00 00 00 00 00 fc ff df e8 59 19 51 f7 4c 8d 7d 36 4c 89 f8 48 c1 e8 03 <42> 0f b6 04 30 84 c0 0f 85 6e 05 00 00 41 0f b6 1f 31 ff 89 de e8
RSP: 0018:ffffc90006f079b0 EFLAGS: 00010207
RAX: 0000000000000006 RBX: 0000000000000000 RCX: ffff888024348000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888123445500
RBP: 0000000000000000 R08: ffff888024348000 R09: 0000000000000008
R10: 000000000000000f R11: 0000000000000000 R12: ffff888123445500
R13: dffffc0000000000 R14: dffffc0000000000 R15: 0000000000000036
FS:  000055558f9b3500(0000) GS:ffff8881a3c13000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 0000000123240000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 rose_write_internal+0x11dc/0x1ac0
 rose_release+0x25b/0x510
 sock_close+0xc3/0x240
 __fput+0x44c/0xa70
 task_work_run+0x1d4/0x260
 do_exit+0x6b5/0x2300
 do_group_exit+0x21c/0x2d0
 __x64_sys_exit_group+0x3f/0x40
 x64_sys_call+0x21f7/0x2200
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6c3b78ec29
Code: Unable to access opcode bytes at 0x7f6c3b78ebff.
RSP: 002b:00007ffc14ee1df8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f6c3b78ec29
RDX: 00007f6c3b746227 RSI: 0000000000000000 RDI: 000000000000000b
RBP: 0000000000000003 R08: 00007ffc14ee2157 R09: 000000000000000b
R10: 00007f6c3b9d5fa0 R11: 0000000000000246 R12: 00007f6c3b9d627c
R13: 00007f6c3b9d6270 R14: 0000000000001ce4 R15: 0000000000000002
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:rose_transmit_link+0x32/0x740
Code: 56 41 55 41 54 53 48 83 ec 18 48 89 f5 49 89 fc 49 be 00 00 00 00 00 fc ff df e8 59 19 51 f7 4c 8d 7d 36 4c 89 f8 48 c1 e8 03 <42> 0f b6 04 30 84 c0 0f 85 6e 05 00 00 41 0f b6 1f 31 ff 89 de e8
RSP: 0018:ffffc90006f079b0 EFLAGS: 00010207
RAX: 0000000000000006 RBX: 0000000000000000 RCX: ffff888024348000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888123445500
RBP: 0000000000000000 R08: ffff888024348000 R09: 0000000000000008
R10: 000000000000000f R11: 0000000000000000 R12: ffff888123445500
R13: dffffc0000000000 R14: dffffc0000000000 R15: 0000000000000036
FS:  000055558f9b3500(0000) GS:ffff8881a3c13000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 0000000123240000 CR4: 00000000000006f0
